JOHN (1823-1886).-Theologian and historical writer, _b._ at Bridge of Earn, Perthshire, studied at St. Andrews and Edin. He was ordained to the ministry of the Church of Scotland at Dundee, whence he was translated to Kettins, Forfarshire, and became in 1854 Principal and Prof. of Theology in St. Mary's Coll., St. Andrews. He was a leader